Question

resolva as seguintes inequaçoes em r 3(1-2x)<2(x+1)+ x-7

Answer 1

3(x-2x) < (x+1) + x-7
3x - 6x < x - 1 + x - 7
-3x < 2x - 7
-3x - 2x < -7
-5x < -7 •(-1)
x > 7/5